eslint.config.js

import js from "@eslint/js";
import globals from "globals";
import react from "eslint-plugin-react";
import reactHooks from "eslint-plugin-react-hooks";
import reactRefresh from "eslint-plugin-react-refresh";

export default [
  js.configs.recommended,
  {
    files: ["**/*.{js,jsx}"],
    ignores: ["node_modules/", "dist/", "build/", "coverage/"],
    languageOptions: {
      ecmaVersion: "latest",
      sourceType: "module",
      globals: {
        ...globals.browser,
        ...globals.node,
      },
      parserOptions: {
        ecmaFeatures: { jsx: true },
      },
    },
    plugins: {
      react,
      "react-hooks": reactHooks,
      "react-refresh": reactRefresh,
    },
    rules: {
      "react/jsx-uses-react": "off", // Not needed in React 17+
      "react/react-in-jsx-scope": "off", // Not needed in React 17+
      "react/jsx-uses-vars": "error", // Mark JSX component vars as used
      "react/jsx-no-undef": "error", // Flag undefined JSX components
      "no-unused-vars": "warn",
      "no-undef": "error",
      "react-hooks/rules-of-hooks": "error",
      "react-hooks/exhaustive-deps": "warn",
      "react-refresh/only-export-components": [
        "warn",
        { allowConstantExport: true },
      ],
    },
  },
];